ATE124916T1 - Radiergummi. - Google Patents

Radiergummi.

Info

Publication number
ATE124916T1
ATE124916T1 AT89103727T AT89103727T ATE124916T1 AT E124916 T1 ATE124916 T1 AT E124916T1 AT 89103727 T AT89103727 T AT 89103727T AT 89103727 T AT89103727 T AT 89103727T AT E124916 T1 ATE124916 T1 AT E124916T1
Authority
AT
Austria
Prior art keywords
styrene
eraser
block copolymer
butylene
copolymer
Prior art date
Application number
AT89103727T
Other languages
English (en)
Inventor
Karl-Heinz Weissmann
Fritz Schmidt
Dieter Krueger
Original Assignee
Pelikan Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pelikan Ag filed Critical Pelikan Ag
Application granted granted Critical
Publication of ATE124916T1 publication Critical patent/ATE124916T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0025—Eraser or rubber material, e.g. comprising hard particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
    • C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)
AT89103727T 1988-03-24 1989-03-03 Radiergummi. ATE124916T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3810027A DE3810027A1 (de) 1988-03-24 1988-03-24 Radiergummi

Publications (1)

Publication Number Publication Date
ATE124916T1 true ATE124916T1 (de) 1995-07-15

Family

ID=6350622

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89103727T ATE124916T1 (de) 1988-03-24 1989-03-03 Radiergummi.

Country Status (4)

Country Link
EP (1) EP0334075B1 (de)
AT (1) ATE124916T1 (de)
DE (2) DE3810027A1 (de)
ES (1) ES2077567T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993016887A1 (en) * 1992-02-28 1993-09-02 Pentel Kabushiki Kaisha Eraser
US6441091B1 (en) * 2001-07-27 2002-08-27 Binney & Smith Eraser

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3738951A (en) * 1970-07-24 1973-06-12 Phillips Petroleum Co Nonsmearing eraser elastomer compositions
DE3005298C2 (de) * 1980-02-13 1982-07-15 Fa. J.S. Staedtler, 8500 Nürnberg Thermoplastischer Radiergummi
DE3005332C2 (de) * 1980-02-13 1982-06-03 Fa. J.S. Staedtler, 8500 Nürnberg Radiergummi mit thermoplastischem Bindemittel
DE3406896C2 (de) * 1984-02-25 1986-12-11 Fa. J.S. Staedtler, 8500 Nürnberg Radiergummi mit thermoplastischer Substanz und Verfahren zu dessen Herstellung

Also Published As

Publication number Publication date
EP0334075A2 (de) 1989-09-27
DE58909334D1 (de) 1995-08-17
ES2077567T3 (es) 1995-12-01
EP0334075A3 (de) 1991-02-27
EP0334075B1 (de) 1995-07-12
DE3810027A1 (de) 1989-10-05
DE3810027C2 (de) 1991-08-08

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Legal Events

Date Code Title Description
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee